From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> Continuing on the theme of better logical organization of our code, make the first step towards making the ggtt code better isolated from wider struct drm_i915_private. v2: * Bring the ickle onion unwind back. (Chris) * Rename to i915_init_ggtt. (Chris) Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gem_gtt.c | 40 +++++++++++++++++++---------- drivers/gpu/drm/i915/i915_gem_gtt.h | 2 +- 3 files changed, 29 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index ae36955d819a..50d7e1e8d8ad 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1510,7 +1510,7 @@ int i915_gem_init(struct drm_i915_private *dev_priv) mutex_lock(&dev_priv->drm.struct_mutex); intel_uncore_forcewake_get(&dev_priv->uncore, FORCEWAKE_ALL); - ret = i915_gem_init_ggtt(dev_priv); + ret = i915_init_ggtt(dev_priv); if (ret) { GEM_BUG_ON(ret == -EIO); goto err_unlock; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 955ef8962d0c..491e607340e0 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2860,7 +2860,13 @@ static void ggtt_release_guc_top(struct i915_ggtt *ggtt) drm_mm_remove_node(&ggtt->uc_fw); } -int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) +static void cleanup_init_ggtt(struct i915_ggtt *ggtt) +{ + ggtt_release_guc_top(ggtt); + drm_mm_remove_node(&ggtt->error_capture); +} + +static int init_ggtt(struct i915_ggtt *ggtt) { /* Let GEM Manage all of the aperture. * @@ -2871,7 +2877,6 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) * aperture. One page should be enough to keep any prefetching inside * of the aperture. */ - struct i915_ggtt *ggtt = &dev_priv->ggtt; unsigned long hole_start, hole_end; struct drm_mm_node *entry; int ret; @@ -2883,7 +2888,7 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) * why. */ ggtt->pin_bias = max_t(u32, I915_GTT_PAGE_SIZE, - intel_wopcm_guc_size(&dev_priv->wopcm)); + intel_wopcm_guc_size(&ggtt->vm.i915->wopcm)); ret = intel_vgt_balloon(ggtt); if (ret) @@ -2904,7 +2909,7 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) */ ret = ggtt_reserve_guc_top(ggtt); if (ret) - goto err_reserve; + goto err; /* Clear any non-preallocated blocks */ drm_mm_for_each_hole(entry, &ggtt->vm.mm, hole_start, hole_end) { @@ -2917,19 +2922,28 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) /* And finally clear the reserved guard page */ ggtt->vm.clear_range(&ggtt->vm, ggtt->vm.total - PAGE_SIZE, PAGE_SIZE); - if (INTEL_PPGTT(dev_priv) == INTEL_PPGTT_ALIASING) { - ret = init_aliasing_ppgtt(dev_priv); + return 0; + +err: + cleanup_init_ggtt(ggtt); + return ret; +} + +int i915_init_ggtt(struct drm_i915_private *i915) +{ + int ret; + + ret = init_ggtt(&i915->ggtt); + if (ret) + return ret; + + if (INTEL_PPGTT(i915) == INTEL_PPGTT_ALIASING) { + ret = init_aliasing_ppgtt(i915); if (ret) - goto err_appgtt; + cleanup_init_ggtt(&i915->ggtt); } return 0; - -err_appgtt: - ggtt_release_guc_top(ggtt); -err_reserve: - drm_mm_remove_node(&ggtt->error_capture); - return ret; } static void ggtt_cleanup_hw(struct i915_ggtt *ggtt) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 0d053780b03e..9ea106806cf7 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -652,7 +652,7 @@ int i915_ggtt_init_hw(struct drm_i915_private *dev_priv); int i915_ggtt_enable_hw(struct drm_i915_private *dev_priv); void i915_ggtt_enable_guc(struct drm_i915_private *i915); void i915_ggtt_disable_guc(struct drm_i915_private *i915); -int i915_gem_init_ggtt(struct drm_i915_private *dev_priv); +int i915_init_ggtt(struct drm_i915_private *dev_priv); void i915_ggtt_cleanup_hw(struct drm_i915_private *dev_priv); int i915_ppgtt_init_hw(struct intel_gt *gt); -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx